In this video, we showcase the world's sharpest superconductor knife, crafted in collaboration with Forged in Fire Champion Nate Summers. The knife features an aesthetically pleasing design and ...

We created the world's sharpest obsidian knife, which outperforms a scalpel, using a 60,000 PSI waterjet to craft an extremely thin blade. This video also features cutting petrified wood. Music by ...